<template>
  <div class="permission-container">
    <div class="app-container">
      <!-- 表格 -->
      <el-card>
        <div style="text-align: right; margin-bottom: 20px">
          <el-button
            type="primary"
            size="small"
            @click="hAdd(1, '0')"
          >添加权限</el-button>
        </div>
        <el-table border :data="list" row-key="id">
          <el-table-column label="名称" prop="name" />
          <el-table-column label="标识" prop="code" />
          <el-table-column label="描述" prop="description" />
          <el-table-column label="操作">
            <template slot-scope="scope">
              <!-- type为1 表示页面级别的权限,他可以继续做添加=== 这个页面上的按钮级别的权限-->
              <el-button
                v-if="scope.row.type === 1"
                type="text"
                @click="hAdd(2, scope.row.id)"
              >添加</el-button>
              <el-button
                type="text"
                @click="hEdit(scope.row.id)"
              >编辑</el-button>
              <el-button
                v-if="scope.row.children.length === 0"
                type="text"
                @click="hDel(scope.row.id)"
              >删除</el-button>
            </template>
          </el-table-column>
        </el-table>
      </el-card>
    </div>
    <el-dialog
      :visible.sync="showDialog"
      :title="isEdit ? '编辑' : '添加'"
      @close="hClose"
    >
      <!-- 表单内容 -->
      <el-form ref="refForm" label-width="100px" :model="formData">
        <el-form-item label="权限名称">
          <el-input v-model="formData.name" />
        </el-form-item>
        <el-form-item label="权限标识">
          <el-input v-model="formData.code" />
        </el-form-item>
        <el-form-item label="权限描述">
          <el-input v-model="formData.description" />
        </el-form-item>
        <el-form-item label="权限启用">
          <el-switch
            v-model="formData.enVisible"
            active-text="打开"
            active-value="1"
            inactive-text="关闭"
            inactive-value="0"
          />
        </el-form-item>
      </el-form>

      <template #footer>
        <div style="text-align: right">
          <el-button @click="showDialog = false">取消</el-button>
          <el-button type="primary" @click="hSubmit">确定</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>
<script>
import {
  getPermissionList,
  addPermission,
  delPermission,
  getPermissionDetail,
  updatePermission
} from '@/api/permisson'
import { arrayToTree } from '@/utils'
export default {
  name: 'Permission',
  data() {
    return {
      list: [],
      isEdit: false,
      // 表单
      showDialog: false, // 是否显示弹层
      formData: {
        name: '', // 名称
        code: '', // 权限标识
        description: '', // 描述
        enVisible: '0', // 开启
        pid: '', // 添加到哪个节点下
        type: '' // 类型
      }
    }
  },
  created() {
    this.loadPermissionList()
  },
  methods: {
    async doEdit() {
      try {
        await updatePermission(this.formData)
        this.showDialog = false
        this.loadPermissionList()
        this.$message.success('修改成功')
      } catch (err) {
        console.log(err)
        this.$message.error('修改失败')
      }
    },
    // 点击编辑
    async hEdit(id) {
      const res = await getPermissionDetail(id)
      this.formData = res.data
      this.isEdit = true
      this.showDialog = true
    },
    // 点击删除
    async doDel(id) {
      try {
        await delPermission(id)
        this.$message.success('删除成功')
        this.loadPermissionList()
      } catch (err) {
        console.log(err)
      }
    },
    hDel(id) {
      this.$confirm('确定要删除吗?').then(() => {
        this.doDel(id)
      })
    },
    hClose() {
      // 清空表单
      this.formData = {
        name: '', // 名称
        code: '', // 权限标识
        description: '', // 描述
        enVisible: '0', // 开启
        pid: '', // 添加到哪个节点下
        type: '' // 类型
      }
      //   清空规则
      //   this.$refs.refForm.resetFields()
    },
    async doAdd() {
      await addPermission(this.formData)
      this.showDialog = false
      this.$message.success('添加成功')
      this.loadPermissionList()
    },
    hSubmit() {
      this.isEdit ? this.doEdit() : this.doAdd()
    },
    hAdd(type, id) {
      this.isEdit = false
      this.formData.type = type
      this.formData.pid = id
      this.showDialog = true
    },
    async loadPermissionList() {
      const res = await getPermissionList()
      console.log(res)
      this.list = arrayToTree(res.data)
    }
  }
}
</script>
